diff options
Diffstat (limited to 'chapter06/bc.xml')
| -rw-r--r-- | chapter06/bc.xml | 60 |
1 files changed, 4 insertions, 56 deletions
diff --git a/chapter06/bc.xml b/chapter06/bc.xml index f78bd270e..d848ad365 100644 --- a/chapter06/bc.xml +++ b/chapter06/bc.xml @@ -40,62 +40,18 @@ <sect2 role="installation"> <title>Installation of Bc</title> -<!-- - <para>First, change an internal script to use <command>sed</command> instead - of <command>ed</command>:</para> - -<screen><userinput remap="pre">cat > bc/fix-libmath_h << "EOF" -#! /bin/bash -sed -e '1 s/^/{"/' \ - -e 's/$/",/' \ - -e '2,$ s/^/"/' \ - -e '$ d' \ - -i libmath.h - -sed -e '$ s/$/0}/' \ - -i libmath.h -EOF</userinput></screen> - - <para>Create temporary symbolic links so the package can find - the readline library and confirm that its required libncurses - library is available. Even though the libraries are in /tools/lib - at this point, the system will use /usr/lib at the end of - this chapter.</para> - -<screen><userinput remap="pre">ln -sv /tools/lib/libncursesw.so.6 /usr/lib/libncursesw.so.6 -ln -sfv libncursesw.so.6 /usr/lib/libncurses.so</userinput></screen> - - <para>Fix an issue in <command>configure</command> due to missing - files in the early stages of LFS:</para> - -<screen><userinput remap="pre">sed -i -e '/flex/s/as_fn_error/: ;; # &/' configure</userinput></screen> ---> + <para>Prepare Bc for compilation:</para> -<!-- -<screen><userinput remap="configure">./configure - -prefix=/usr \ - - -with-readline \ - - -mandir=/usr/share/man \ - - -infodir=/usr/share/info</userinput></screen> ---> + <screen><userinput remap="configure">PREFIX=/usr CC=gcc CFLAGS="-std=c99" ./configure.sh -G -O3</userinput></screen> <variablelist> <title>The meaning of the configure options:</title> -<!-- - <varlistentry> - <term><parameter>- -with-readline</parameter></term> - <listitem> - <para>This option tells Bc to use the <filename - class="libraryfile">readline</filename> library that is already - installed on the system rather than using its own readline - version.</para> - </listitem> - </varlistentry> ---> + <varlistentry> <term><parameter>CC=gcc CFLAGS="-std=c99"</parameter></term> <listitem> - <para>These parameters specify the compiler and C standard to use.</para> + <para>These parameters specify the compiler and the C standard to use.</para> </listitem> </varlistentry> @@ -118,14 +74,6 @@ ln -sfv libncursesw.so.6 /usr/lib/libncurses.so</userinput></screen> <para>Compile the package:</para> <screen><userinput remap="make">make</userinput></screen> -<!-- - <para>To test bc, run the commands below. There is quite a bit of output, - so you may want to redirect it to a file. There are a very small percentage - of tests (10 of 12,144) that will indicate a round off error at the last - digit.</para> - -<screen><userinput remap="test">echo "quit" | ./bc/bc -l Test/checklib.b</userinput></screen> ---> <para>To test bc, run:</para> |